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Date: Wed, 22 Aug 2007 15:14:25 -0500
From: "Rick C. Petty" <rick-freebsd@kiwi-computer.com>
To: Arne =?unknown-8bit?Q?W=F6rner?= <arne_woerner@yahoo.com>
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Cc: freebsd-multimedia@freebsd.org
Subject: Re: ports/pvr250 / Hauppauge PVR250 on ECS K7VMM+
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On Wed, Aug 22, 2007 at 10:10:13AM -0700, Arne Wrner wrote:
> --- Arne W?rner <arne_woerner@yahoo.com> wrote:
> > When I use ata mode PIO4 everything works fine (but the CPU is very busy with
> > disk transfer things)... :-)
> >
> When I write the data from /dev/cxm0 to disk, I get the same symptoms: cxm_read
> doesnt return and sometimes the box even crashes without any error message...
> 
> So it seems to be disk related and not DMA related...

I don't think that's emperical enough to prove anything.  What operations
are you using to write to the disk?

-- Rick C. Petty